Il6 ROCHESTER ACADEMY OF SCIENCE. [Oct. 8, 



1066. E. pauciflora Link. {Scirpiis paucifloriis Lightfoot.) \^Scirpus paiici- 

 flonis Lightfoot.] 



Rare. Bergen swamp, Genesee county. Sodus bay, Geo .T. Fish. 

 Wayne county, E. L. Ha7ikenson . 



435. SCIRPUS Tourn. [L.] 



1067. S. C£espitosus L. 



Common in Bergen swamp. 



1068. S. subterminalis Torr. 



Wayne county, E. L. Ha7ikcnson . 



1069. S. pungens VahL \S. Americanus Pers.] 



Shores and swamps ; frequent. A form with 3-cleft style is abundant 

 along the margin of Genesee river a short distance below the lower falls. 



1070. S. lacustris L. [S . vaUdiisV-A\)\.) 



Genesee river, bays, ponds, marshes ; common. 



1071. S. Smithii Gray. 



Rare. Shore of lake Ontario at the outlet of Braddock's bay, J. B . 

 Fuller. Sodus bay, G. T. Fish . 



1072. S. fluviatilis Gray. yS . fluviatilis (Torr.) A. Gray.] 



Common in Genesee river, Irondequoit bay, Long pond, etc. 



1073. S. sylvaticus L. var. digynus Boeck. {S. microcarpusYxQ^X.) \S . mi- 



crocarpus Presl.] 



Low, wet grounds ; infrequent. 



1074. S. atrovirens Muhl. 



Low grounds and swamps ; common. 



436. ERIOPHORUM L. Cotton-Grass. 



1075. E. lineatum Benth. & Hook. [Scirpus lineatus Michaux.) \Scirpus 

 lineatus Michau.x.] 



Low grounds ; not common. 



1076. E. cyperinum L. [Scirpus cyperinus (L.) Kunth.] Wool-grass. 



Low grounds ; common. 



1077. E. cyperinum L. var. laxum. yScirpits cyperinus Eriophorum [M.\c\ix.) 



Britton.] 



Low grounds and marshes ; frequent. 



1078. E. alpinum L. 



Wayne county, E. L. Ilankeftson. 



1079. E. vaginatum L. 



Wayne county, E. L. Ifankenson. 



1080. E Virginicum L. 



Sphagnum swamps ; fre(|uent. 



1081. E. Virginicum L. var. album Gray. \E. Virgininmi album A. Gray.] 



Mendon, M. S. Baxter. Wayne county, E. L. Hankenson . 



1082. E. polystachyon L. 



Sphagnum swamps ; common. 



